204449440

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{7561}}^1$

素因数の和:7602

約数の個数: 72

約数和(自身を含む): 523093788

約数和(自身を除く): 318644348

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 169, 208, 260, 338, 416, 520, 676, 845, 1040, 1352, 1690, 2080, 2704, 3380, 5408, 6760, 7561, 13520, 15122, 27040, 30244, 37805, 60488, 75610, 98293, 120976, 151220, 196586, 241952, 302440, 393172, 491465, 604880, 786344, 982930, 1209760, 1277809, 1572688, 1965860, 2555618, 3145376, 3931720, 5111236, 6389045, 7863440, 10222472, 12778090, 15726880, 20444944, 25556180, 40889888, 51112360, 102224720, 204449440]

約数ペア:

[(1, 204449440), (2, 102224720), (4, 51112360), (5, 40889888), (8, 25556180), (10, 20444944), (13, 15726880), (16, 12778090), (20, 10222472), (26, 7863440), (32, 6389045), (40, 5111236), (52, 3931720), (65, 3145376), (80, 2555618), (104, 1965860), (130, 1572688), (160, 1277809), (169, 1209760), (208, 982930), (260, 786344), (338, 604880), (416, 491465), (520, 393172), (676, 302440), (845, 241952), (1040, 196586), (1352, 151220), (1690, 120976), (2080, 98293), (2704, 75610), (3380, 60488), (5408, 37805), (6760, 30244), (7561, 27040), (13520, 15122)]